553555355 has 4 divisors (see below), whose sum is σ = 664266432. Its totient is φ = 442844280.

The previous prime is 553555351. The next prime is 553555363.

It is a happy number.

553555355 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 553555355 - 2² = 553555351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553555351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55355531 + ... + 55355540.

It is an arithmetic number, because the mean of its divisors is an integer number (166066608).

Almost surely, 2^553555355 is an apocalyptic number.

553555355 is a deficient number, since it is larger than the sum of its proper divisors (110711077).

553555355 is a wasteful number, since it uses less digits than its factorization.

553555355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110711076.

The product of its digits is 703125, while the sum is 41.

The square root of 553555355 is about 23527.7571179235. The cubic root of 553555355 is about 821.0829212981.

The spelling of 553555355 in words is "five hundred fifty-three million, five hundred fifty-five thousand, three hundred fifty-five".